Finding the Third Proportional to 152,830 and 236,170

Step by Step Solution

1. Step 1: Write the proportion equation
   152,830 : 236,170 = 236,170 : x
2. Step 2: Convert to fraction form
   152,830/236,170 = 236,170/x
3. Step 3: Cross multiply
   152,830x = 236,170 × 236,170
4. Step 4: Simplify right side
   152,830x = 55,776,268,900
5. Step 5: Solve for x
   x = 55,776,268,900/152,830
6. Step 6: Final answer
   x = 364,956.28